Each person on a team brings a unique perspective to the process; i.e., how things work; what happens when changes are made, and how to sustain improvements during daily work. Contributions are made from each individual's skill set and the team's synthesis of ideas.
Division of labor is the economic term for the practice of assigning small parts of a complicated job to individual workers who specialize in doing just their small part.
Division of work refers to the practice of dividing a job, task, assignment, or contract into smaller tasks. A division of work may also include a schedule or set of deadlines for the subtasks. Within large organizations, subtasks are often distributed to functional areas such as operations, finance, production, or marketing. They may also be assigned to individuals.